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Diffstat (limited to 'src/mame/audio/exidy440.cpp')
-rw-r--r--src/mame/audio/exidy440.cpp10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mame/audio/exidy440.cpp b/src/mame/audio/exidy440.cpp
index ec0894613ad..d625f75f717 100644
--- a/src/mame/audio/exidy440.cpp
+++ b/src/mame/audio/exidy440.cpp
@@ -20,9 +20,9 @@
#define FADE_TO_ZERO 1
-#define EXIDY440_AUDIO_CLOCK (XTAL_12_9792MHz / 16)
-#define EXIDY440_MC3418_CLOCK (EXIDY440_AUDIO_CLOCK / 16)
-#define EXIDY440_MC3417_CLOCK (EXIDY440_AUDIO_CLOCK / 32)
+#define EXIDY440_AUDIO_CLOCK (XTAL_12_9792MHz / 4)
+#define EXIDY440_MC3418_CLOCK (EXIDY440_AUDIO_CLOCK / 4 / 16)
+#define EXIDY440_MC3417_CLOCK (EXIDY440_AUDIO_CLOCK / 4 / 32)
/* internal caching */
@@ -875,13 +875,13 @@ ADDRESS_MAP_END
MACHINE_CONFIG_START( exidy440_audio )
- MCFG_CPU_ADD("audiocpu", M6809, EXIDY440_AUDIO_CLOCK)
+ MCFG_CPU_ADD("audiocpu", MC6809, EXIDY440_AUDIO_CLOCK)
MCFG_CPU_PROGRAM_MAP(exidy440_audio_map)
MCFG_CPU_VBLANK_INT_DRIVER("screen", driver_device, irq0_line_assert)
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
- MCFG_SOUND_ADD("custom", EXIDY440, EXIDY440_AUDIO_CLOCK/16)
+ MCFG_SOUND_ADD("custom", EXIDY440, EXIDY440_MC3418_CLOCK)
MCFG_SOUND_ROUTE(0, "lspeaker", 1.0)
MCFG_SOUND_ROUTE(1, "rspeaker", 1.0)